Hartbarger, J. C., & Hartbarger, N. (1981). Eating for the eighties: A complete guide to vegetarian nutrition. Saunders Press.
Citazione stile Chigago Style (17a edizione)Hartbarger, Janie Coulter, e Neil Hartbarger. Eating for the Eighties: A Complete Guide to Vegetarian Nutrition. Philadelphia: Saunders Press, 1981.
Citatione MLA (8a ed.)Hartbarger, Janie Coulter, e Neil Hartbarger. Eating for the Eighties: A Complete Guide to Vegetarian Nutrition. Saunders Press, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.